S.A. Loskutov - Ph.D. (Eng.), Associate Professor, Kaluga branch, Bauman MSTU E-mail: sergel-75@yandex.ru V.E. Drach - Ph.D. (Eng.), Associate Professor, Kaluga branch, Bauman MSTU E-mail: drach@bmstu-kaluga.ru A.E. Korchikova - Master student, Kaluga branch, Bauman MSTU E-mail: korchickowa@yandex.ru